/*
 * Copyright 2009 Gordon Pike.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License"); you may not
 * use this file except in compliance with the License. You may obtain a copy of
 * the License at
 * 
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */
package org.gwtrpcspring.mapping;

import java.lang.reflect.InvocationTargetException;

import org.apache.commons.beanutils.BeanUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

public abstract class Translator<TO, FROM> implements ITranslator<TO, FROM> {
	private static final Log log = LogFactory.getLog(Translator.class);

	public TO translate(FROM from) {
		TO to = getInstance();
		try {
			BeanUtils.copyProperties(to, from);
		} catch (IllegalAccessException e) {
			log.error("Could not translate", e);
			throw new TranslatorException("Error Translating Object", e);
		} catch (InvocationTargetException e) {
			log.error("Could not translate", e);
			throw new TranslatorException("Error Translating Object", e);
		}
		return to;
	}

	protected abstract TO getInstance();

}
